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8288488 = 231379697
BaseRepresentation
bin11111100111100011101000
3120121002200001
4133213203220
54110212423
6453352344
7130310455
oct37474350
916532601
108288488
11475129a
1229386b4
131942840
14115a82c
15adacad
hex7e78e8

8288488 has 16 divisors (see below), whose sum is σ = 16736580. Its totient is φ = 3825408.

The previous prime is 8288479. The next prime is 8288521. The reversal of 8288488 is 8848828.

It can be written as a sum of positive squares in 2 ways, for example, as 7828804 + 459684 = 2798^2 + 678^2 .

It is a super-3 number, since 3×82884883 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39745 + ... + 39952.

Almost surely, 28288488 is an apocalyptic number.

It is an amenable number.

8288488 is an abundant number, since it is smaller than the sum of its proper divisors (8448092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8288488 is a wasteful number, since it uses less digits than its factorization.

8288488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79716 (or 79712 counting only the distinct ones).

The product of its digits is 262144, while the sum is 46.

The square root of 8288488 is about 2878.9734281511. The cubic root of 8288488 is about 202.3757343570.

It can be divided in two parts, 828 and 8488, that added together give a triangular number (9316 = T136).

The spelling of 8288488 in words is "eight million, two hundred eighty-eight thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 13 26 52 104 79697 159394 318788 637576 1036061 2072122 4144244 8288488